*{
    padding: 0;
    margin: 0;
}
#wrepper{
    width: 1200px;
    margin: 0 auto;
}
a{
    text-decoration: none;
}
header{
    height: 66px;
    background: url(../images/logo_min.png) no-repeat 12%;
    line-height: 66px;
    position: relative;
}
.ul ul{
    list-style: none;
    text-align: center;
    position: absolute;
   	left:35% ; 
}
.ul ul li{
    display: inline-block;
    padding-left: 15px;
    padding-right: 15px;
}
.ul ul li:hover{
    background: rgb(82, 182, 236);
}
.ul li a{
    text-decoration: none;
    color: rgb(153, 153, 153);
}
.ul li a:hover{
    color: white;
}
.tupan{
    width: 38px;
    height: 37px;
    position: absolute;
    top: 25%;
    right: 20%;
    cursor: pointer;
}
.tupan:hover{
    background: url(../images/logo_msg.png);
}
.p{
    height: 769px;
    background: url(../images/ppt_bg.jpg) no-repeat 50%;
    background-size:cover ;
    position: relative;
    overflow: hidden;
}
.t{
    color: white;
    text-align: center;
    padding-top: 130px;
    font-size: 40px;
}
.tt{
    width: 25px;
    color: white;
    text-align: center;
   	position: fixed;
   	margin-left:1175px ;
    border-radius: 4px;
    font-size: 15px;
    background: rgb(82, 182, 236);
}
.tt a{
    color: white;
}
.ttt{
    color: white;
    font-size: 23px;
    position: absolute;
    top: 65%;
    left: 10%;
}
.tttt{
    color: white;
    font-size: 23px;
    position: absolute;
    top: 65%;
    right: 10%;
}
.tupan1{
    width: 786px;
    height: 480px;
    position: absolute;
    left: 18%;
    right: 0%;
    top: 39%;
    animation: lunbotu 4s infinite; 
}
.tupan1:hover{
    animation-play-state: paused;
}
@keyframes lunbotu{
    0%,30%{     
        background: url(../images/ppt3.jpg);
    }
    50%,100%{        
        background: url(../images/ppt1.jpg);
    }
}
.watter{
    height: 640px;
}
.ttttt{
    text-align: center;
    font-size: 26px;
    color: rgb(82, 182, 236);
    padding-top: 79px;
}
.g{
    width: 79px;
    text-align: center;
    margin: 0 auto;
    margin-top: 25px;
    border-bottom: 2px solid rgb(82, 182, 236);
}
.h{
    margin-top:131px ;
}
.h ul{
    margin-left: 70px;
    text-align: center;
    list-style: none;
}
.h ul li{
    display: inline-block;
    margin-right: 76px;
}
.h ul li a{
    color: #000;
}
.tttttt{
    font-size: 23px;
    padding-bottom:18px ;
}
.t7{
    padding-top:18px ;
    font-size: 13px;
}
.tupan3{
    transition:all 2s ease-in-out;
}
.tupan3:hover{
    transform: rotate(360deg);
}
.n{
    height: 850px;
    background: rgb(241, 245, 248);
}
.y ul{
    list-style: none;
    margin-top: 154px;
}
.y ul li{
    width: 255px;
    height: 250px;
    margin-left: 100px;
    margin-bottom: 25px;
    display: inline-block;
    background: white;
    box-shadow: 0px 1px 7px 2px rgb(164, 167, 184);
    transition: background 2s;
    cursor: pointer;
}
.tupan4{
    width: 234px;
    height: 159px;
    margin: 15px;
}
.t8{
    font-size: 18px;
    margin-left: 15px;
}
.t9{
    font-size: 12px;
    color: rgb(160, 169, 178);
    margin-left: 15px;
    padding: 10px 0 0px 0;
}
.y ul li:hover{
    transition:background-color 1s;
    background: rgba(199, 196, 196, 0.3);
}
.l{
    height: 363px;
}
.l ul{
    list-style: none;
    margin-top:44px;
    text-align: center;
}
.l ul li{
    width: 196px;
    height: 89px;
    margin-right: 33px;
    background: rgb(241, 245, 248);
    display: inline-block;
}
.tupan5{
    margin-top: 16px;
}
.tupan5:hover{
    transform: scale(1.2);
}
.tupan6{
    margin-top: 16px;
}
.tupan6:hover{
    transform: scale(1.2);
}
.tupan7{
    margin-top: 16px;
}
.tupan7:hover{
    transform: scale(1.2);
}
.tupan8{
    margin-top: 16px;
}
.tupan8:hover{
    transform: scale(1.2);
}
.t10{
    text-align: center;
    font-size: 26px;
    color: white;
    padding-top: 79px;
}
.g1{
    width: 79px;
    text-align: center;
    margin: 0 auto;
    margin-top: 25px;   
    border: 1px solid rgb(119, 210, 247);
}
.a{
    height: 643px;
    background: url(../images/about_bg.jpg) no-repeat 50%;
}
.t11{
    text-align: center;
    color: white;
    margin-top: 51px;
    line-height: 30px;
    font-size: 17px;
}
.b{
    height:210px ;
    position: relative;
    background: url(../images/content_bg.png) no-repeat 40%;
}
.b ul{
    position: absolute;
    list-style: none;
   	left: 17%;
   	padding-top: 54px;
}
.b li{
    display: inline-block;
    margin-right: 60px;
    height: 100px;
}
.tupan10{
    animation: m 2s infinite linear alternate;
}
@keyframes m{
    100%
    {
    transform:rotateY(360deg);
}
}
.t12{
    text-align: center;
    color: white;
}
.tupan9{
    text-align: center;
    padding-left: 52px;
}
.tupan10{
    margin-left:130px;
}
.t13{
    text-align: center;
    color: white;
}
footer{
    height: 93px;
}
.t14{
    text-align: center;
    line-height: 93px;
    color: rgb(164, 167, 184);
}